Biblio

A. Opel, M. Bashar, K., and M. Ahmed, F., “Faecal sludge management in Bangladesh: an issue that needs urgent attention ”, presented at the 2012-01-31, Dhaka, Bangladesh, 2012, p. 9 p.; 12 tab.

D. E. G. A. T. E. - Eschborn and Naturgerechte Technologien, Bau- und Wirtschaftsberatung -Frankfurt, GE, TBW, “Anaerobic methods of municipal wastewater treatment”, vol. no. W3e. German Appropriate Technology Exchange (GATE) /Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ), Eschborn, Germany, p. 9 p. : 7 fig., 2001.

U. Stoll, Municipal sewage sludge management, vol. no. 39. Bangkok, Thailand: Environmental Systems Information Center, 1996, p. 83 p. : fig., tech. drwngs., tab.

G. - E. Teka, “Human wastes disposal - Ethiopia : a practical approach to environmental health”. Ethiopia, Ministry of Health, Addis Ababa, Ethiopia, p. xiii, 122 p.: fig., tab., 1984.